a shady, slimy, loud-mouthed dude aged 18-30 who instantly is your friend...Irritating tag-a-long or "Instabuddy" who borders on psychotic. Ironically, first name usually starts with a 'J' like Jeramy, Jameson or Jamie, etc.

"every time I fly, I end up having a Jerm sit next to me" or "the hot new girl at work has like, seven Jerms already!"